/* donewells.com — unified visual system (Direction A: modern clean SaaS skeleton)
   + Direction B: essay-grading example expression. No frameworks, no trackers, no JS. */

:root {
  --ink: #1a2333;          /* body text, 13.9:1 on surface */
  --ink-soft: #4a5568;     /* secondary text, 7.0:1 on surface */
  --surface: #ffffff;
  --bg: #f7f9fc;
  --line: #d9e1ec;
  --brand: #1d4ed8;        /* primary action, 6.3:1 on white */
  --brand-dark: #1e40af;
  --brand-soft: #e8effc;
  --accent: #0f766e;       /* example/output highlights, 5.5:1 on white */
  --accent-soft: #e6f4f2;
  --warn-bg: #fff7e0;
  --warn-line: #b7890a;
  --warn-ink: #6b4d00;
  --radius: 10px;
  --maxw: 60rem;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1.0625rem;              /* 17px readable base */
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
}

/* ---- Skip link + focus visibility (AC6) ---- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--surface);
  color: var(--brand);
  padding: 0.6rem 1rem;
  border: 2px solid var(--brand);
  border-radius: var(--radius);
  z-index: 10;
}
.skip-link:focus { left: 1rem; top: 1rem; }

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--brand);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---- Top navigation (unified across six pages, AC1) ---- */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.site-header .bar {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.site-name {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--ink);
  text-decoration: none;
}
.site-name span { color: var(--brand); }

.main-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.1rem;
  margin: 0;
  padding: 0;
}
.main-nav a {
  text-decoration: none;
  color: var(--ink-soft);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.25rem 0.1rem;
}
.main-nav a:hover { color: var(--brand); }
.main-nav a[aria-current="page"] {
  color: var(--brand);
  border-bottom: 2px solid var(--brand);
}

/* Link states (AC: unified link styles) */
main a { color: var(--brand); text-decoration: underline; text-underline-offset: 2px; }
main a:visited { color: var(--brand-dark); }
main a:hover { color: var(--brand-dark); }

/* ---- Page shell ---- */
main {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 2rem 1rem 3rem;
}

h1 { font-size: 2rem; line-height: 1.25; margin: 0 0 0.75rem; letter-spacing: -0.01em; }
h2 { font-size: 1.4rem; margin: 2.4rem 0 0.8rem; letter-spacing: -0.01em; }
h3 { font-size: 1.1rem; margin: 1.4rem 0 0.4rem; }
p { margin: 0.6rem 0; }
ul, ol { padding-left: 1.4rem; }
li { margin: 0.3rem 0; }

.page-eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand);
  background: var(--brand-soft);
  border-radius: 999px;
  padding: 0.2rem 0.75rem;
  margin-bottom: 0.9rem;
}

/* ---- Hero + cards (SaaS skeleton, Direction A) ---- */
.hero {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.8rem;
  margin-bottom: 1.5rem;
}
.hero p.lede { font-size: 1.15rem; color: var(--ink-soft); max-width: 46rem; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
}
.card h3 { margin-top: 0; }
.card p { color: var(--ink-soft); font-size: 0.98rem; }

/* ---- Buttons (link-styled CTAs only — never checkout/payment, AC4) ---- */
.btn {
  display: inline-block;
  background: var(--brand);
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
  border-radius: 8px;
  padding: 0.6rem 1.2rem;
  border: 1px solid var(--brand);
}
.btn:visited, .btn:hover { color: #ffffff; background: var(--brand-dark); }
.btn-secondary {
  background: var(--surface);
  color: var(--brand);
  border: 1px solid var(--brand);
}
.btn-secondary:visited, .btn-secondary:hover { color: var(--brand-dark); background: var(--brand-soft); }
.cta-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 1.2rem 0; }

/* ---- Boundary / pending notices (unified) ---- */
.notice {
  background: var(--warn-bg);
  border: 1px solid var(--warn-line);
  color: var(--warn-ink);
  border-radius: var(--radius);
  padding: 0.7rem 1rem;
  margin: 1rem 0;
}
.pending {
  background: var(--brand-soft);
  border: 1px solid #9db4d6;
  border-radius: var(--radius);
  padding: 0.7rem 1rem;
  margin: 1rem 0;
}

/* ---- Essay-grading example expression (Direction B) ---- */
.example-flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 1rem 0;
}
@media (min-width: 48rem) {
  .example-flow { grid-template-columns: 1fr 1fr; }
}
.example-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
}
.example-panel.input-panel { border-top: 4px solid var(--brand); }
.example-panel.output-panel { border-top: 4px solid var(--accent); }
.example-tag {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: 4px;
  padding: 0.15rem 0.5rem;
  margin-bottom: 0.5rem;
}
.example-tag.in { background: var(--brand-soft); color: var(--brand-dark); }
.example-tag.out { background: var(--accent-soft); color: var(--accent); }
.example-sample {
  font-family: Georgia, "Times New Roman", serif;
  background: var(--bg);
  border-left: 3px solid var(--line);
  padding: 0.6rem 0.9rem;
  margin: 0.6rem 0;
  font-size: 0.98rem;
  color: var(--ink-soft);
}
.draft-chip {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.85rem;
  border-radius: 999px;
  padding: 0.15rem 0.7rem;
  margin-right: 0.4rem;
}

/* ---- Workflow steps ---- */
.steps { counter-reset: step; list-style: none; padding: 0; margin: 1rem 0; }
.steps li {
  counter-increment: step;
  position: relative;
  padding: 0.5rem 0 0.5rem 2.6rem;
  border-left: 2px solid var(--line);
  margin-left: 1rem;
}
.steps li::before {
  content: counter(step);
  position: absolute;
  left: -1rem;
  top: 0.55rem;
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 50%;
  background: var(--brand);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---- Definition lists (pricing/refund/availability/privacy) ---- */
dl.facts { display: grid; grid-template-columns: 1fr; gap: 0.4rem 1rem; margin: 1rem 0; }
@media (min-width: 40rem) { dl.facts { grid-template-columns: 14rem 1fr; } }
dl.facts dt { font-weight: 700; color: var(--ink); }
dl.facts dd { margin: 0; color: var(--ink-soft); }

table.simple { border-collapse: collapse; width: 100%; margin: 1rem 0; background: var(--surface); }
table.simple th, table.simple td {
  border: 1px solid var(--line);
  padding: 0.55rem 0.75rem;
  text-align: left;
  font-size: 0.97rem;
}
table.simple th { background: var(--brand-soft); }

/* ---- FAQ ---- */
details {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.7rem 1rem;
  margin: 0.6rem 0;
}
details summary { cursor: pointer; font-weight: 700; }

/* ---- Footer (unified) ---- */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--surface);
  margin-top: 2rem;
}
.site-footer .inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 1.4rem 1rem 2rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
}
.site-footer nav ul { list-style: none; display: flex; flex-wrap: wrap; gap: 0.3rem 1.2rem; padding: 0; margin: 0 0 0.8rem; }
.site-footer nav a { color: var(--brand); text-decoration: underline; }

/* ---- Mobile adaptation (AC5): no horizontal overflow, operable nav ---- */
@media (max-width: 40rem) {
  body { font-size: 1rem; }
  h1 { font-size: 1.6rem; }
  h2 { font-size: 1.25rem; }
  .site-header .bar { flex-direction: column; align-items: flex-start; }
  .main-nav ul { gap: 0.15rem 0.9rem; }
  .hero { padding: 1.2rem; }
  main { padding: 1.4rem 1rem 2.4rem; }
  img, table { max-width: 100%; }
}